量子色力 的英文怎麼說
中文拼音 [liángzishǎilì]
量子色力
英文
quantum chromodynamics-
At finite baryon densities, the underlying theory of strong interaction, qcd, is not solvable in the nonperturbative low - energy regime
而對于有限重子密度,強相互作用的基本理論量子色動力學( qcd )在低能區是不可解的。For measuring of seed vigor, we study seed vigor quantitatively by means of computing specific value of stained and unstained area in plumule
種子活力的人工檢瀏是通過計算胚芽中染色的面積與未染色的面積的比值來定量的研究種子的活力。With the development of quantum chromodynamics ( qcd ), people started to investigate the origin and nature of the pomeron from qcd viewpoint
隨著量子色動力學( qcd )理論的發展,人們開始用qcd的觀點去探討pomeron本源和性質。Light - cone methods in quantum chromodynamics
量子色動力學的光錐方法Quantum chromodynamics, qcd
量子色動力學The former is within perturbative quantum chromodynamics domain and the latter is within non - perturbative quantum chromodynamics domain
前者屬于微擾量子色動力學范疇,後者屬于非微擾量子色動力學范疇。In this thesis, we derive a new quark potential by constructing the effective theory of quantum chromodynamics ( qcd ) with dilation inspired by superstring theory and study this new quark potential in heavy mesons sector
本文構建了一種有伸縮子( dilaton )的量子色動力學( qcd )有效理論,得到了一種新的夸克相互作用勢。The huge energy - momentum of particles can be transformed into thermal energy by accelerator experiment at high energy to study perturbative vacuum of quantum chromodynamics and determine the signal of quark - gluon plasma
在實驗上,人們通過相對論性重離子碰撞實驗把巨大的動能轉化為熱能,來研究量子色動力學的微擾真空及其所預言的夸克?膠子等離子體。At the time, the theory was regarded as a failure ; it did not achieve its goal of explaining the atomic nucleus, and veneziano soon shifted his attention to quantum chromodynamics, to which he made major contributions
當時,這個理論被認為是失敗的;它並沒有達成解釋原子核物理的目標,而維納齊亞諾很快就把注意力轉移到量子色動力學,並對其做出了主要的貢獻。One of the focuses in investigating the high energy heavy - ion collisions is to explore the existence and the properties of quark - gluon - plasraa ( qgp ) which is predicted by the strong interaction theory - quantum chromodynamics ( qcd )
探尋強相互作作理論?量子色動力學( qcd )所預言的夸克膠子等離子體( qgp )的信號及相變性質( ? )直是高能核?核碰撞實驗的重要目標之一。Since quantum chromodynamics ( qcd ) is nonperturbative in the infrared region as the basic theory of strong interaction, the potential model as one of various models inspired by qcd has been developed to explain the properties of hadron
目前,由於作為強相互作用基本理論的量子色動力學( qcd )在低能區(大距離)的非微擾效應,各種qcd激發的模型一直被發展來解釋強子的性質。The position and size of the monochromator, focusing curvature radii and tilting angles of the germanium focusing monochromator under different different take - off angle, size and divergency of the second collimator and intensity loss due to the use of it were determined. the neutron flux at different wavelength, under different reflection and take - off angle of the monochromator and divergency of the first collimator, were given. the simulation on the aperture used for limiting beam size in front of the sample showed that, smaller the size of the aperture and further the distance from the aperture to the sample, greater the loss of the intensity and more serious the spread of the beam along vertical direction at the sample position which makes the practical sampling volume greater than expected
用蒙特卡羅模擬方法對中子應力衍射譜儀的設計方案進行了優化研究,提出了一系列可供參考的數據:確定了單色器的位置、尺寸、垂直聚焦單色器在不同起飛角下的聚焦曲率半徑和傾角;討論了第二準直器的尺寸和發散,以及使用第二準直器造成的強度損失;給出了在不同單色器反射面、起飛角、中子波長和第一準直器發散度的情況下樣品處的中子注量率,以及多種組合情況下譜儀的解析度曲線;對限束方孔的尺寸、距離樣品遠近對強度損失和測量中的影響做了深入研究。In fact, it was premature : physicists first had to understand the nuclear forces and the crucial role of quantum field theory in describing physics ? an understanding that was only achieved in the 1970s
事實上,這項行動只是太早熟了些:物理學家首先必須了解核力,以及量子場論在描述物理時所扮演的重要角色,這些認知直到1970年代才達成。Here are some references for nrqcd & nrqed : renormalization group scaling in nonrelativistic qcd on the multipole expansion, the qcd heavy quark potential to order v * * 2 : one loop matching conditions on matching calculations
11下面是非相對論性量子色動力學和非相對論性量子電動力學的一些參考資料:關于多極展開的非相對論性量子色動力學中的重整化群定標,關于匹配計算的v * * 2階的量子色動力學重夸克勢:單圈匹配條件。The experimental discoveries and the mean - field theory for the dilute ultra - cold boses are described in detail
闡述玻色-愛因斯坦凝聚的量子統計熱力學本質、實驗上的實現以及平均場理論。Quantum chromodaynamics predicts that at high temperature and high density a deconfined phase from hadronic matter to quark - gluon plasma will occur
量子色動力學預言在高溫高密條件下,有可能發生從強子物質到退緊閉的夸克-膠子等離子體的相變躍遷。In 6. 635, topics covered include : special relativity, electrodynamics of moving media, waves in dispersive media, microstrip integrated circuits, quantum optics, remote sensing, radiative transfer theory, scattering by rough surfaces, effective permittivities, random media, green ' s functions for planarly layered media, integral equations in electromagnetics, method of moments, time domain method of moments, em waves in periodic structures : photonic crystals and negative refraction
本課程所覆蓋的論題包括:狹義相對論、運動媒質的電動力學、色散媒質中的波、微帶集成電路、量子光學、遙感、輻射傳輸理論、粗糙表面上的散射、有效介電系數、隨機媒質、平面層狀媒質的格林函數、電磁學中的積分方程、矩量法、時域矩量法、周期結構中的電磁波:光子晶體和負折射率。The characteristics of quantum computing and the mechanism of immune evolution are analyzed and discussed. inspired by the mechanism in which immune cell can gradually accomplish affinity maturation during the self - evolution process, a immune evolutionary algorithm based on quantum computing ( mqea ) is proposed. the algorithm can find out optimal solution by the mechanism in which antibody can be clone selected, memory cells can be produced, similar antibodies can be suppressed and immune cell can be expressed as quantum bit ( q - bit ). it not only can maintain quite nicely the population diversity than the classical evolutionary algorithm, but also can help to accelerate the convergence speed and converge to the global optimal solution rapidly. the convergence of the mqea is proved and its superiority is shown by some simulation experiments in this paper
分析和探討了量子計算的特點及免疫進化機制,並結合免疫系統的動力學模型和免疫細胞在自我進化中的親和度成熟機理,提出了一種基於量子計算的免疫進化演算法.該演算法使用量子比特表達染色體,通過免疫克隆、記憶細胞產生和抗體相似性抑制等進化機制可最終找出最優解,它比傳統的量子進化演算法具有更好的種群多樣性、更快的收斂速度和全局尋優能力.在此不僅從理論上證明了該演算法的收斂,而且通過模擬實驗表明了該演算法的優越性Abstract : the characteristics of quantum computing and the mechanism of immune evolution are analyzed and discussed. inspired by the mechanism in which immune cell can gradually accomplish affinity maturation during the self - evolution process, a immune evolutionary algorithm based on quantum computing ( mqea ) is proposed. the algorithm can find out optimal solution by the mechanism in which antibody can be clone selected, memory cells can be produced, similar antibodies can be suppressed and immune cell can be expressed as quantum bit ( q - bit ). it not only can maintain quite nicely the population diversity than the classical evolutionary algorithm, but also can help to accelerate the convergence speed and converge to the global optimal solution rapidly. the convergence of the mqea is proved and its superiority is shown by some simulation experiments in this paper
文摘:分析和探討了量子計算的特點及免疫進化機制,並結合免疫系統的動力學模型和免疫細胞在自我進化中的親和度成熟機理,提出了一種基於量子計算的免疫進化演算法.該演算法使用量子比特表達染色體,通過免疫克隆、記憶細胞產生和抗體相似性抑制等進化機制可最終找出最優解,它比傳統的量子進化演算法具有更好的種群多樣性、更快的收斂速度和全局尋優能力.在此不僅從理論上證明了該演算法的收斂,而且通過模擬實驗表明了該演算法的優越性The operation and first collisions of au nuclei in the relativistic heavy ion collider ( rhic ) at brookhaven national laboratory ( bnl ) during year 2000 began a new era in the study of nuclear matter at high energy density and the search of quark - gluon plasma ( qgp )
原子核又是由核子通過強相互作用而結合在一起的。強相互作用的基本理論,量子色動力學( qcd ) ,指出所有參與強相互作用的基本粒子都是夸克( q )及反夸克( ( ? ) )的束縛態。分享友人